CVE-2026-10718

Medium severity, CVSS 4.6. EPSS: 0.1% chance of exploitation in the next 30 days.

Out of bounds write in openSeaChest’s Trim/Unmap operation in Seagate’s openSeaChest v26.03.0 on all supported platforms allows for writing extra memory describing a range of LBAs to deallocate 16 bytes outside of the allocated space when running this operation.

Published 2026-06-02. Last modified 2026-07-22.